The Screw,machine, cataloged under National Stock Number 5305-01-191-7442, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Meggitt (new Hampshire), Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-191-7442 |
| Primary Part Number | 40-620-1220 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Meggitt (new Hampshire), Inc |
| Status | ACTIVE |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.438 INCHES NOMINAL IN |
| Thread Length | 0.125 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 40-620-1220 PRIMARY | Meggitt (new Hampshire), Inc (USA) |
| Reference | Meaning |
|---|---|
| 40-620-1220 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-191-7442 is a Screw,machine, manufactured by Meggitt (new Hampshire), Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-191-7442 has 1 manufacturer part number on file: 40-620-1220 (Meggitt (new Hampshire), Inc).
Key specifications for 40-620-1220: Screw Surface Treatment: PASSIVATE; Fastener Length: 0.438 INCHES NOMINAL IN; Thread Length: 0.125 INCHES NOMINAL IN; Nominal Thread Diameter: 0.112 INCHES IN. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.